
%0 Journal Article
%A Wilkie, JR 
%A McNicol, RWE 
%T Correlation Between Sporadic E Ionization and the Strength of the Horizontal Component of the Earth's Magnetic Field
%J Australian Journal of Physics
%D 1962/06/01
%V 15
%N 2
%P 236-241
%K 
%R https://doi.org/10.1071/PH620236
%U https://www.publish.csiro.au/paper/PH620236 
%X By analysis of geomagnetic and ionospheric data recorded at Brisbane it has been found that the horizontal component of the Earth's magnetic field is decreased in strength by a few gammas during the appearance on ionograms of short-duration echoes, normally interpreted as coming from isolated patches of Es ionization. 
